Note 4 - Leases (Tables)

12 Months Ended

Mar. 31, 2022

Notes Tables

Lease, Cost [Table Text Block]

	Twelve Months		Twelve Months
	Ended March 31,		Ended March 31,
	2022		2021
Finance lease – amortization of ROU asset	$	102,689	$	100,728
Finance lease – interest on lease liability		6,202		8,164
Operating lease expense		58,536		56,286
	$	167,427	$	165,178

Schedule of Balance Sheet Information Related to Operating Leases [Table Text Block]

	March 31, 2022		March 31, 2021		Balance Sheet Classification
Assets
Operating lease right-of-use asset	$	113,168	$	4,850	Other assets
Finance lease right-of-use asset		455,948		481,880	Property, plant & equipment
Total right-of-use assets	$	569,116	$	486,730
Liabilities
Operating lease liability, current	$	52,270	$	4,850	Accrued expenses
Finance lease liability, current		104,689		102,689	Current portion of finance lease
Operating lease liability, non-current		60,898		—	Other non-current liabilities
Finance lease liability, non-current		160,869		265,557	Other non-current liabilities
Total lease liabilities	$	378,726	$	373,096

Operating and Finance Lease, Liability, Maturity [Table Text Block]

	Operating			Finance
	Leases			Leases
Fiscal 2023		58,536			108,892
Fiscal 2024		58,536			108,892
Fiscal 2025		4,878			54,445
Fiscal 2026		—			—
Fiscal 2027		—			—
Total undiscounted lease payments	$	121,950		$	272,229
Less: imputed interest		(8,782	)		(6,671	)
Present value of lease liability	$	113,168		$	265,558